{"product_id":"bbc-head-gasket-1-piece","title":"Steel Shim Head Gasket Fits 1965-1990 Chevrolet 396-454 Big Block 4.370 Inch Bore, .020 Inch Compressed Thickness Mr Gasket","description":"\u003cp\u003e\u003cb\u003ePart #:\u003c\/b\u003e 1131G\u003c\/p\u003e\u003cp\u003eMr. Gasket Steel Shim Cylinder Head Gaskets are for high performance street machines, drag racing and oval track racing. With today's extreme compression ratios you need stronger more durable gaskets. Mr. Gasket steel shim gaskets are made from .020 inch steel shim stock which is thinner than most composite gaskets increasing engine compression. Stress formed embossments will seal the extreme cylinder pressure.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eManufactured from .020\" steel shim stock.\u003c\/li\u003e\n\u003cli\u003eThinner than composition head gaskets - increases engine compression.\u003c\/li\u003e\n\u003cli\u003eStress formed embossments seal extreme cylinder pressures.\u003c\/li\u003e\n\u003cli\u003eFor high performance street, drag race and oval track use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eHead Gasket - Shim - 4.370 in Bore - 0.020 in Compression Thickness - Steel - Big Block Chevy - Each\u003c\/p\u003e","brand":"Mr. Gasket","offers":[{"title":"Default Title","offer_id":51827454607672,"sku":"M00S 1131G","price":233.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/horsepower-asset-521201-962818-square.webp?v=1774557660","url":"https:\/\/store.motormia.co\/products\/bbc-head-gasket-1-piece","provider":"MOTORMIA","version":"1.0","type":"link"}